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If sqrtx+1/sqrtx= sqrt7, then x^3+1/x^3 ...

If `sqrtx+1/sqrtx= sqrt7`, then `x^3+1/x^3` is equal to:
यदि `sqrtx+1/sqrtx= sqrt7` है, तो `x^3+1/x^3` का मान किसके बराबर है ?

A

140

B

130

C

120

D

110

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